.page-faq {
  --faq-line: rgba(201, 195, 182, .16);
  --faq-index-w: 236px;
  --faq-gap: clamp(24px, 3.6vw, 44px);
  position: relative;
  padding-bottom: clamp(40px, 7vw, 92px);
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  position: relative;
  padding: clamp(22px, 4.5vw, 52px) 0 clamp(28px, 4.5vw, 58px);
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: -30% -12% auto -12%;
  height: 150%;
  background:
    radial-gradient(52% 52% at 16% 12%, rgba(108, 43, 217, .40), rgba(11, 11, 20, 0) 72%),
    radial-gradient(38% 46% at 92% 20%, rgba(198, 255, 61, .14), rgba(11, 11, 20, 0) 74%);
  pointer-events: none;
}

.page-faq .faq-hero .shell {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
}

.page-faq .faq-hero h1 {
  margin: 16px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(30px, 6.4vw, 66px);
  line-height: 1.04;
  letter-spacing: -.035em;
  color: var(--paper);
}

.page-faq .faq-hero__lede {
  margin: 18px 0 0;
  max-width: 620px;
  font-size: clamp(15px, 1.15vw, 17px);
  line-height: 1.82;
  color: var(--paper-mute);
}

.page-faq .faq-quick {
  display: grid;
  gap: 10px;
  margin-top: clamp(22px, 3.4vw, 32px);
}

.page-faq .faq-quick__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 12px;
  padding: 15px 16px 17px;
  border: 1px solid rgba(166, 107, 255, .30);
  border-radius: var(--r-sm);
  background: linear-gradient(165deg, rgba(20, 20, 42, .92), rgba(11, 11, 20, .82));
  text-decoration: none;
  color: inherit;
  transition: transform .26s cubic-bezier(.22, .8, .3, 1), border-color .26s ease, box-shadow .26s ease;
}

.page-faq .faq-quick__item:hover,
.page-faq .faq-quick__item:focus-visible {
  transform: translateY(-5px);
  border-color: var(--lime);
  box-shadow: 0 12px 30px rgba(108, 43, 217, .34);
}

.page-faq .faq-quick__num {
  grid-row: span 2;
  font-family: var(--font-mono);
  font-size: 22px;
  line-height: 1;
  color: var(--lime);
}

.page-faq .faq-quick__title {
  font-size: 14.5px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--paper);
}

.page-faq .faq-quick__hint {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .01em;
  color: var(--paper-mute);
}

.page-faq .faq-hero__panel {
  display: grid;
  gap: 16px;
  align-content: start;
  padding: 18px 18px 20px;
}

.page-faq .faq-metrics {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-metrics li {
  display: grid;
  gap: 3px;
  padding-top: 12px;
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-metrics li:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-faq .faq-metrics__num {
  font-family: var(--font-mono);
  font-size: clamp(26px, 3.4vw, 33px);
  line-height: 1.05;
  letter-spacing: -.01em;
  color: var(--lime);
}

.page-faq .faq-metrics__label {
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--paper-mute);
}

/* ---------- 主体骨架 ---------- */

.page-faq .faq-body {
  display: grid;
  gap: var(--faq-gap);
  align-items: start;
}

.page-faq .faq-stream {
  display: grid;
  min-width: 0;
}

.page-faq [data-section] {
  scroll-margin-top: 24px;
}

/* ---------- 索引 ---------- */

.page-faq .faq-index {
  display: grid;
  gap: 10px;
  padding-top: 4px;
}

.page-faq .faq-index__title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--violet-lite);
}

.page-faq .faq-index ol {
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-index__link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  padding: 8px 10px;
  border-left: 2px solid transparent;
  border-radius: 8px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--paper-mute);
  text-decoration: none;
  transition: color .22s ease, background-color .22s ease, border-color .22s ease;
}

.page-faq .faq-index__link:hover {
  color: var(--paper);
  background: rgba(108, 43, 217, .18);
}

.page-faq .faq-index__link[aria-current] {
  color: var(--lime);
  border-left-color: var(--lime);
  background: rgba(108, 43, 217, .24);
}

.page-faq .faq-index__n {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--violet-lite);
}

/* ---------- 主题块 ---------- */

.page-faq .faq-block {
  padding: clamp(24px, 3.6vw, 42px) 0;
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-block:first-child {
  padding-top: 2px;
  border-top: 0;
}

.page-faq .faq-block__head {
  display: flex;
  gap: clamp(12px, 2vw, 20px);
  align-items: flex-start;
}

.page-faq .faq-block__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: clamp(30px, 4.2vw, 46px);
  line-height: .9;
  letter-spacing: -.02em;
  color: transparent;
  -webkit-text-stroke: 1.2px rgba(166, 107, 255, .85);
}

.page-faq .faq-block__titles {
  display: grid;
  gap: 9px;
  min-width: 0;
}

.page-faq .faq-block__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(20px, 2.5vw, 29px);
  line-height: 1.26;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-faq .faq-block__lede {
  margin: 0;
  max-width: 640px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper-mute);
}

/* ---------- 图片 ---------- */

.page-faq .faq-figure {
  margin: 20px 0 0;
  border: 1px solid rgba(108, 43, 217, .38);
  border-radius: var(--r);
  overflow: hidden;
  background: linear-gradient(160deg, rgba(108, 43, 217, .30), rgba(11, 11, 20, .95));
  box-shadow: var(--shadow-deep);
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .faq-figure figcaption {
  padding: 10px 14px 12px;
  border-top: 1px solid rgba(201, 195, 182, .12);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--paper-mute);
}

/* ---------- 问答 ---------- */

.page-faq .faq-list {
  margin-top: clamp(16px, 2.4vw, 24px);
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-q {
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-q > summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 10px 12px;
  align-items: start;
  padding: 14px 2px;
  list-style: none;
  cursor: pointer;
}

.page-faq .faq-q > summary::-webkit-details-marker {
  display: none;
}

.page-faq .faq-q__idx {
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .02em;
  color: var(--violet-lite);
}

.page-faq .faq-q__text {
  font-size: clamp(15px, 1.1vw, 16.5px);
  font-weight: 600;
  line-height: 1.55;
  color: var(--paper);
  transition: color .2s ease;
}

.page-faq .faq-q > summary:hover .faq-q__text,
.page-faq .faq-q[open] > summary .faq-q__text {
  color: var(--lime-lite);
}

.page-faq .faq-q__mark {
  position: relative;
  flex: none;
  width: 20px;
  height: 20px;
  margin-top: 4px;
  border: 1px solid rgba(198, 255, 61, .55);
  border-radius: 50%;
  transition: background-color .24s ease, border-color .24s ease;
}

.page-faq .faq-q__mark::before,
.page-faq .faq-q__mark::after {
  content: "";
  position: absolute;
  background: var(--lime);
}

.page-faq .faq-q__mark::before {
  inset: 50% 4px auto 4px;
  height: 1px;
  transform: translateY(-50%);
}

.page-faq .faq-q__mark::after {
  inset: 4px 50% 4px auto;
  width: 1px;
  transform: translateX(50%);
}

.page-faq .faq-q[open] .faq-q__mark {
  background: rgba(198, 255, 61, .18);
  border-color: var(--lime);
}

.page-faq .faq-q[open] .faq-q__mark::after {
  display: none;
}

.page-faq .faq-a {
  display: grid;
  gap: 10px;
  max-width: 720px;
  padding: 0 2px 20px 2px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper-mute);
}

.page-faq .faq-a p {
  margin: 0;
}

.page-faq .faq-a a {
  color: var(--violet-lite);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-a a:hover {
  color: var(--lime);
}

.page-faq .faq-steps {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: faq-step;
}

.page-faq .faq-steps li {
  position: relative;
  padding-left: 34px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--paper-mute);
  counter-increment: faq-step;
}

.page-faq .faq-steps li::before {
  content: counter(faq-step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  padding: 1px 4px;
  border: 1px solid rgba(198, 255, 61, .40);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--lime);
}

.page-faq .faq-fields {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-fields li {
  padding: 10px 12px;
  border: 1px solid rgba(166, 107, 255, .22);
  border-radius: var(--r-sm);
  background: rgba(20, 20, 42, .58);
  font-size: 13.5px;
  line-height: 1.65;
}

.page-faq .faq-fields b {
  color: var(--lime);
  font-weight: 600;
}

.page-faq .faq-template {
  display: grid;
  gap: 10px;
  padding: 14px 14px 16px;
  border: 1px dashed rgba(198, 255, 61, .45);
  border-radius: var(--r-sm);
  background: rgba(198, 255, 61, .05);
}

.page-faq .faq-template__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--lime);
}

.page-faq .faq-template__code {
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.85;
  color: var(--lime-lite);
  word-break: break-word;
}

.page-faq .faq-template .copy-btn {
  justify-self: start;
}

/* ---------- 数据刷新节奏 ---------- */

.page-faq .faq-refresh {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 20px;
  max-width: 320px;
}

.page-faq .faq-refresh__line {
  flex: 1;
  height: 1px;
  background: var(--grad-neon);
  opacity: .8;
}

/* ---------- 数字 ---------- */

.page-faq .faq-stats {
  display: grid;
  gap: 12px;
  margin-top: 20px;
}

.page-faq .faq-stats .stat {
  padding: 14px 14px 16px;
  border: 1px solid rgba(166, 107, 255, .22);
  border-radius: var(--r-sm);
  background: rgba(20, 20, 42, .56);
}

.page-faq .faq-stats .stat__value {
  font-family: var(--font-mono);
  color: var(--lime);
}

.page-faq .faq-stats .stat__label {
  color: var(--paper-mute);
  line-height: 1.6;
}

/* ---------- 联系 ---------- */

.page-faq .faq-contact {
  display: grid;
  gap: 16px;
  margin-top: 20px;
  padding: clamp(18px, 2.6vw, 28px);
  border: 1px solid rgba(166, 107, 255, .30);
  border-radius: var(--r);
  background: linear-gradient(150deg, rgba(108, 43, 217, .28), rgba(11, 11, 20, .94) 64%);
}

.page-faq .faq-contact__grid {
  display: grid;
  gap: 14px;
}

.page-faq .faq-contact__item {
  display: grid;
  gap: 4px;
}

.page-faq .faq-contact__label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--violet-lite);
}

.page-faq .faq-contact__value {
  font-size: 15px;
  line-height: 1.65;
  color: var(--paper);
  word-break: break-word;
}

.page-faq .faq-contact__tips,
.page-faq .faq-contact__meta {
  margin: 0;
  max-width: 640px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--paper-mute);
}

.page-faq .faq-contact .faq-steps {
  max-width: 640px;
}

.page-faq .faq-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 2px;
}

/* ---------- 断点 ---------- */

@media (min-width: 620px) {
  .page-faq .faq-quick {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-a {
    padding-left: 26px;
  }

  .page-faq .faq-fields {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-contact__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 920px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(258px, .85fr);
    align-items: end;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-body {
    grid-template-columns: var(--faq-index-w) minmax(0, 1fr);
  }

  .page-faq .faq-index {
    position: sticky;
    top: 108px;
  }
}
<<<END>>>